* lisp/url/url-util.el (url-encode-url): Simplify. url-generic-parse-url copes with multibyte strings just fine (https://debbugs.gnu.org/cgi/bugreport.cgi?bug=24117#185). * test/lisp/url/url-parse-tests.el (url-generic-parse-url/multibyte-host-and-path): New test.